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Scientific Instrumentation

A wide range of precision and ultra-precision resistors from Alpha Electronics, General Resistance and Susumu, power resistors from Caddock and current sensing resistors and shunts from Isabellenhütte in a variety surface-mount and through-hole packages and virtually any resistance value.

Variety of NTC and PTC thermistors, thermal probes and inrush current limiters from Ametherm.

A range of digital isolators from NVE Corporation, based on their patented spintronic GMR technology.

Isabellenhütte AZ-H2 Series

Current sensing resistor
4-terminal through-hole design
Resistance range from 0.002Ω to 1Ω
Tolerance of ±0.1% or ±1%
TCR of <±3 ppm/°C or <±10 ppm/°C (+20°C to +60°C)
Power rating 10W on a suitable heat sink
Temperature range from -55°C to +140°C

Isabellenhütte BKW Series

Current sensing resistor
4-terminal surface-mount design
Resistance range from 0.0003Ω to 0.0005Ω
Tolerance ±5.0%
TCR of <±20 ppm/°C
Power rating of 3W
Temperature range from -55°C to +140°C

Isabellenhütte BRS Series

Current sensing resistor
3812 chip size
Resistance range from 0.002Ω to 0.025Ω
Tolerances from ±1%
TCR from ±100 ppm/°C
Power rating of 2W (at 120°C)
Temperature range from -55°C to +170°C

Isabellenhütte BVN Series

Current sensing resistor
4-terminal surface-mount 1216 package
Resistance range from 0.0003Ω to 0.003Ω
Tolerance ±1.0% or ±5.0%
TCR value <50 ppm/°C
Power rating 10W (at +70°C)
Temperature range from -65°C to +170°C

Isabellenhütte BVR Series

Current sensing resistor
4-terminal surface-mount 4026 package
Resistance range from 0.0002Ω to 0.003Ω
Tolerance ±1.0% or ±5.0%
TCR of <20 ppm/°C or <50 ppm/°C
Power rating up to 12W (at 70°C)
Temperature range from -65°C to +170°C

Isabellenhütte BVS Series

Current sensing resistor
Surface-mount 3920 chip size
Resistance range from 0.0002Ω to 0.003Ω
Tolerances of ±1.0% and ±5.0%
TCR value from ±50 ppm/°C
Power rating up to 12W (at 70°C)
Temperature range from -65°C to +170°C

Isabellenhütte BVT Series

Current sensing resistor
Surface-mount 2512 chip size
Resistance range from 0.0003Ω to 0.0068Ω
Tolerances of ±1.0% and ±5.0%
TCR from ±50 ppm/°C
Power rating up to 6W at +70°C
Temperature range from -65°C to +170°C

Isabellenhütte BVZ Series

Current sensing resistor
Surface-mount 4026 chip size
Resistance range from 0.000525Ω to 0.003Ω
Tolerances of ±1.0%, ±2.0% and ±5.0%
TCR from <60 ppm/°C
Power rating up to 13W at +70°C
Temperature range from -65°C to +170°C

Isabellenhütte CMK Series

Current sensing resistor
Resistance range from 0.01Ω to 0.1Ω
Tolerances of ±1% and ±5%
TCR of <50 ppm/°C
Power rating 1W (at +70°C)
Temperature range from -65°C to +170°C

Isabellenhütte CMP Series

Current sensing resistor
Surface-mount 2010 chip size
Resistance range from 0.01Ω to 0.5Ω
Tolerances of ±1% and ±5%
TCR of <50 ppm/°C
Power rating 2W (at +70°C)
Temperature range from -65°C to +170°C

Isabellenhütte CMS Series

Current sensing resistor
Surface-mount 2512 chip size
Resistance range from 0.01Ω to 0.5Ω
Tolerances of ±1% and ±5%
TCR of <50 ppm/°C
Power rating 2.5W (at +70°C)
Temperature range from -65°C to +170°C

Isabellenhütte FMK Series

Current sensing resistor
Surface-mount 1206 chip size
Resistance range from 0.0015Ω to 0.006Ω
Tolerances of ±1% and ±5%
TCR of <50 ppm/°C
Power rating up to 4W at 70°C
Temperature range from -65°C to +170°C

Isabellenhütte FMP Series

Current sensing resistor
Surface-mount 2010 chip size
Resistance range from 0.0015Ω to 0.006Ω
Tolerances of ±1.0% and ±5.0%
TCR of <50 ppm/K
Power rating up to 4W (at 70°C)
Temperature range from -65°C to +170°C

Isabellenhütte GMP Series

Current sensing flip-chip resistor
4-terminal surface-mount 2010 chip size
Resistance range from 0.01Ω to 0.08Ω
Tolerances of ±1% and ±5%
TCR of <50 ppm/°C
Power rating of 1W (at 110°)
Temperature range from -65°C to +170°C

Isabellenhütte PBH Series

Power precision resistor
2-terminal through-hole design
Resistance range from 0.002Ω to 100Ω
Tolerance from ±0.5%
TCR of <50 ppm/°C
Power rating 10W on a suitable heat sink
Temperature range from -55°C to +125°C

Isabellenhütte PLU Series

Current sensing precision resistor
Gold plated 4-terminal surface-mount 2439 package
Resistance value of 0.001Ω
Tolerance value ±5%
TCR value <50 ppm/°C
Power rating of 5W
Temperature range from -65°C to +170°C